试题详情
单项选择题 What does the output on this report indicate?()   RMAN> report need backup;  RMAN retention policy will be applied to the command  RMAN retention policy is set to redundancy 1  Report of files with less than 1 redundant backups  File #bkps Name  5 0 C:///ORACLE/ORADATA/ORCL/MY_DATA_01.DBF  

A、 The my_data_01.dbf datafile is corrupted and needs to be restored.

B、 The my_data_01.dbf datafile has not yet been backed up. This report does not imply that the data in the datafile can not be recovered.

C、 The my_data_01.dbf datafile has not yet been backed up. This report implies that the data in the datafile can not be recovered.

D、 The my_data_01.dbf datafile no longer meets the retention criteria for backups.

E、 Datafile 5 is missing.

  • B
  • 关注下方微信公众号,在线模考后查看

热门试题